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3.5x2.7+35x0.73的简便计算
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3.5x2.34+3.5x7.66的简便计算
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3.5x2.4+7.6x3.5的简便算式
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3.2x0.7+5.1÷1.7简便计算
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3.5x0.7-1.2x0.5的简便计算
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3.5x7.1+3.5x2.8+0.35的简算
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3.2x7.5x1.25的简便计算
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3.72x3.5十6.28x3.5简便计算
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3.5x1.7+0.82简便计算
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3.25x47+5.3x32.5简便运算
"3.25x47+5.3x32.5简便运算"...3.25x47+5.3x32.5简便运算